Method combinationSum

C++/combination-sum.cpp:20–29

    }
    
    vector<vector<int>> combinationSum(vector<int>& candidates, int target) {
     vector<vector<int>>ans;
        vector<int> v;
        
        sort(candidates.begin(), candidates.end());
        
        recur(ans,v,candidates,target,0);
        
        return ans;
    }
};